High-selectivity membranes
proposedMembranes that separate salt from water or one gas from another with both high permeability and high selectivity, so that separation needs energy close to the thermodynamic minimum.
0 open gaps · not assessed
Overview / Domain
Materials and manufacturing
New materials and the ability to make them at scale.
Readiness on Technology readiness levelSDG: Industry, innovation and infrastructureSDG: Responsible consumption and production
Moderators: none yet: volunteer
Low-cost CO2 sorbents
proposedSolid or liquid materials that capture CO2 from ambient air with high capacity, fast kinetics and low regeneration energy, for years of cycles, at a material cost low enough for gigatonne removal.
0 open gaps · not assessed
High-temperature superconducting tape (REBCO) that carries kiloamperes at fusion-magnet conditions at a price per kA-m that lets magnets of hundreds of kilometres of tape be built.
Conductor cost: 100 USD kA⁻¹ m⁻¹ now, target 20 USD kA⁻¹ m⁻¹ (0.7 orders of magnitude) · 0 open gaps · not assessed